Concept explainers
The value of magnitude of the charge on the capacitor while charging is
Answer to Problem 1Q
The value of magnitude of the charge on the capacitor while charging and discharging is
Explanation of Solution
Write the expression for the realtion between the voltage and the capacitor.
Here,
Write the expression for the charge.
Here,
Substitute
Substitute
Here,
Write the expression for the time constant in the
Here,
Substitute
Write the expression for the voltage that is time dependent for the discharging voltage.
Here,
Write the expression for the charge.
Substitute
Substitute
Here,
Conclusion:
Thus, the value of magnitude of the charge on the capacitor while charging and discharging is
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Chapter 28 Solutions
Physics Laboratory Experiments
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- A parallel-plate capacitor is charged and then is disconnected from the battery. By what factor does the stored energy change when the plate separation is then doubled? (a) It becomes four times larger. (b) It becomes two times larger. (c) It stays the same. (d) It becomes one-half as large. (e) It becomes one-fourth as large.arrow_forwardThe dielectric to be used in a parallel-plate capacitor has a dielectric constant of 3.60 and a dielectric strength of 1.60107 V/m. The capacitor has to have a capacitance of 1.25 nF and must be able to withstand a maximum potential difference 5.5 kV. What is the minimum area the plates of the capacitor may have?arrow_forwardA 1-megabit computer memory chip contains many 60.0 1015-F capacitors. Each capacitor has a plate area of 21.0 1012 m2. Determine the plate separation of such a capacitor. (Assume a parallel-plate configuration.) The diameter of an atom is on the order of 1010 m = 1 . Express the plate separation in angstroms.arrow_forward
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